Grundmann, Herbert, 1902-1970 (Personal Name)
Religiöse Bewegungen im Mittelalter, 1961: title page (Herbert Grundmann)
Ketzergeschichte des Mittelalters, 1963: title page (von Herbert Grundmann)
LC data base, April 25, 1985 (hdg.: Grundmann, Herbert, 1902-1970)
German Wikipedia, viewed March 18, 2019 (Herbert Grundmann; born February 14, 1902, in Meerane; died March 20, 1970, in Munich; German historian and medievalist; obtained his doctorate at Leipzig in 1926; taught at the Universität Münster; from 1959 to 1970 he was president of Monumenta Germaniae Historica)